bolts Preload Engineering: Torque and Clamp Force Validation Plowing bolt technology iterative upgrade, high wear resistance and impact resistance, suitable for heavy-duty operation conditions Optimization and upgrade of track plate bolt technology system, high-strength anti loosening adaptation for global construction machinery walking system Iterative upgrade of blade bolt technology with high impact resistance adapted to heavy-duty blade plate operation conditions of construction machinery

쟁기 볼트 트랙 슈 볼트 세그먼트 볼트 육각 볼트 din931 너트 스터드 b7 기타 볼트 버킷 치아 버킷 치아 핀